<!DOCTYPE html
PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" 
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns:wicket>
<wicket:panel>
<input type="text" wicket:id="txt1" />
<span wicket:id="lvl2">
<input type="text" wicket:id="txt2" />
</span>
</wicket:panel>
</html>